Cleanup namespace usage in Source/web/Web[I-Z]*.cpp

Source/web/WebNotification.cpp

 /*
  * Copyright (C) 2009 Google Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are
  * met:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *     * Redistributions in binary form must reproduce the above
@@ skipping 18 matching lines @@
  */
 
 #include "config.h"
 #include "public/web/WebNotification.h"
 
 #include "core/events/Event.h"
 #include "modules/notifications/Notification.h"
 #include "public/platform/WebURL.h"
 #include "wtf/PassRefPtr.h"
 
-using blink::Notification;
-
 namespace blink {
 
 void WebNotification::reset()
 {
     m_private.reset();
 }
 
 void WebNotification::assign(const WebNotification& other)
 {
     m_private = other.m_private;
 }
 
 bool WebNotification::equals(const WebNotification& other) const
 {
     return m_private.get() == other.m_private.get();
 }
 
 bool WebNotification::lessThan(const WebNotification& other) const
 {
     return m_private.get() < other.m_private.get();
 }
 
 WebString WebNotification::title() const
 {
     return m_private->title();
 }
 
 WebTextDirection WebNotification::direction() const
 {
-    return (m_private->direction() == blink::RTL) ?
+    return (m_private->direction() == RTL) ?
         WebTextDirectionRightToLeft :
         WebTextDirectionLeftToRight;
 }
 
 WebString WebNotification::lang() const
 {
     return m_private->lang();
 }
 
 WebString WebNotification::body() const
@@ skipping 38 matching lines @@
 {
 }
 
 WebNotification& WebNotification::operator=(Notification* notification)
 {
     m_private = notification;
     return *this;
 }
 
 } // namespace blink